Features
●Comparator output: More detailed sorting results can be output through the built-in Handler interface and RS232C.
●Sound: You can set the sound switch of all comparator results.
●Users can set the GD/NG signal and adjust the display brightness according to their needs.
●Keyboard lock function.
●Built-in interface: Handler interface, RS232C interface.
●Compatible with SCPI instruction set, bus data and commands are transmitted using ASCII code to complete all instrument functions. Compatible with IEEE-488.1 and IEEE-488.2.
●Multiple trigger modes: internal trigger, manual trigger, external trigger and remote trigger.

specifications
●Parameter: DCR
●Accuracy: 0.02%
●Measurement Range: 0.1μΩ～110MΩ
●Measurement current: Current: 1μA~1A
●Range: Automatic , Manual ,11 ranges
●Speed: 167times/s, 60 times/s,10 times/s, 2 times/s
●Display: show,、ΔABS、Δ% , sorting results
●Display Max: 105000
●Adjustment: short-circuit reset for all range
●Comparator: 30 groups of comparator, NG-LO, GD-IN,NG-HI display and output, beep adjustable
●Trigger: internal,manual, external, remote
●Interface: RS232 Handler interface
●Temperature compensation: Accuracy 0.2 °C range: 0～80 °C
●Method: 4 terminal shielding (2 check terminal & 2 driving terminal), external shielding ground section
●Power Supply: 198VAC～240VAC Fre：50Hz Power：15VA
●Dimension & Weight: 216x88x323mm Weight：4kg
●Accessories: ATL501,ATL801
●Other Functions: 4 color VFD display , keyboard lock, data hold function

Applications
●High-precision high, medium and low value resistors;
●Various switch contact resistance;
●Connector contact resistance;
●Relay wire package and contact resistance;
●Winding resistance of transformers, inductors, motors, deflection coils;
●Wire resistance; metal riveting resistance of cars, ships and airplanes;
●Printed plate lines and hole resistance, etc..